Global Patent Index - EP 0527520 A1

EP 0527520 A1 19930217 - Dye-donor element for use according to thermal dye sublimation transfer.

Title (en)

Dye-donor element for use according to thermal dye sublimation transfer.

Title (de)

Farbstoffgebendes Element für thermische Farbstoffübertragung durch Sublimation.

Title (fr)

Elément donneur de colorant pour le transfert thermique de colorants par sublimation.

Publication

EP 0527520 A1 19930217 (EN)

Application

EP 92202304 A 19920727

Priority

  • EP 91202071 A 19910813
  • EP 92200229 A 19920128

Abstract (en)

Dye-donor element for use according to thermal dye sublimation transfer comprising a support having on one side a dye layer and on the other side a heat-resistant layer, characterized in that said heat-resistant layer comprises a polycarbonate derived from a bis-(hydroxyphenyl)-cycloalkane (diphenol) corresponding to formula (I) <CHEM> wherein: R<1> and R<2> (same or different) represent hydrogen, halogen, a C1-C8 alkyl group, a C5-C6 cycloalkyl group, a C6-C10 aryl group or a C7-C12 aralkyl group; X represents the necessary atoms to close a 5- to 8-membered cycloaliphatic ring which is substituted with one or more C1-C6 alkyl groups or 5- or 6-membered cycloalkyl groups or carries fused-on 5- or 6-membered cycloalkyl groups.

IPC 1-7

B41M 5/40

IPC 8 full level

B41M 5/385 (2006.01); B41M 5/388 (2006.01); B41M 5/39 (2006.01); B41M 5/44 (2006.01); B41M 5/40 (2006.01); B41M 5/42 (2006.01)

CPC (source: EP)

B41M 5/44 (2013.01); B41M 5/426 (2013.01); B41M 5/443 (2013.01); B41M 2205/02 (2013.01); B41M 2205/30 (2013.01)

Citation (search report)

Designated contracting state (EPC)

BE DE FR GB NL

DOCDB simple family (publication)

EP 0527520 A1 19930217; JP H05208566 A 19930820

DOCDB simple family (application)

EP 92202304 A 19920727; JP 23306792 A 19920806